Senior IT Infrastructure and Systems Engineer - Network

**Main responsibilities** **US HOURS - this will be working 3 pm - 12 am** * Design, implement, and support networks, servers, storage, telephony, and cloud infrastructure (AWS, Azure). * Lead projects for infrastructure upgrades, migrations (on-premise to cloud), and international expansion. * Serve as technical lead and escalation point, mentoring junior staff. * Manage vendors for hardware, software, and services. * Ensure security, compliance (SOX), and documentation standards are met. **Requirements** Personal Qualities * A self-sufficient, motivated professional who thrives in a fast-paced, high-growth environment. * Service-oriented with a customer-first mindset. * Strong communicator who can translate technical detail into business value. * Flexible, with the ability to adapt to after-hours project work. * Experienced in working within global 24x7 operations and regulated environments (SOX). * A natural mentor, eager to guide less experienced team members. * Bonus: background in healthcare, life sciences, pharma, or biotech. Technical Expertise * 8+ years of hands-on engineering experience with enterprise networks, servers, and storage systems. * Proven expertise with VMware (ESXi, vSphere, vCenter). * Strong skills in firewalls, switches, wireless infrastructure (physical and virtual). * Deep knowledge of Microsoft Server OS & Active Directory. * Solid experience with cloud computing and storage (AWS and Azure). * Experience delivering disaster recovery and business continuity solutions. * Proficiency with Microsoft 365 collaboration suite (Teams, SharePoint, OneDrive, Exchange Online). * Scripting skills to automate and optimize infrastructure management. * Familiarity with patch management, monitoring tools, and ITIL frameworks. * Linux knowledge is a plus. Education & Certifications * Degree in Information Systems or a related field (AA minimum) – or equivalent hands-on experience. * Certifications preferred: * Cisco (CCNA/CCNP) * Microsoft O365 * Windows Server * Networking certifications Find more [English Speaking Jobs in United Kingdom](https://www.arbeitnow.co.uk/english-speaking-jobs) on Arbeitnow